With thanks to team photographers and Getty Images, here are photos of NFL officials in Week 9.
From team photographers (click on a photo to begin the gallery):
James Coleman (Tennessee Titans)
Kevin Codey (Baltimore Ravens)
Joe Blubaugh (Minnesota Vikings)
Sarah Thomas (New York Giants)
Boris Cheek (Houston Texans)
Jim Mello (Chicago Bears)
Rich Hall (Washington)
Steve Patrick (Kansas City Chiefs)
Tom Hill (New York Giants)
Rich Martinez (Washington)
Bill Vinovich (Green Bay Packers)
Steve Patrick (Kansas City Chiefs)
Clay Martin (Kansas City Chiefs)
Dino Paganelli (Buffalo Bills)
Ron Torbert (Tennessee Titans)
Umpire Rich Hall and referee Shawn Hochuli (Washington)
Chad Hill (Washington)
Keith Washington (Baltimore Ravens)
Adrian Hill (Baltimore Ravens)
Rich Hall (Washington)
Rusty Baynes (Tampa Bay Buccaneers)
Jerome Boger (Denver Broncos)
Grantis Bell (New Orleans Saints)
David Meslow (Green Bay Packers)
Paul King (Indianapolis Colts)
From Getty Images: